I'm pretty sure this is for the echo CS 310. I'm not 100 percent though. You will have to take a look at it yourself. I bought it as a back up for my CS 310 but I may have bought an upgrade. Like I said I can't remember. It is brand new and in perfect condition.

I'm pretty sure this is for the echo CS 310. I'm not 100 percent though. You will have to take a look at it yourself. I bought it as a back up for my CS 310 but I may have bought an upgrade. Like I said I can't remember. It is brand new and in perfect condition.